194120488503 has 12 divisors (see below), whose sum is σ = 282413502280. Its totient is φ = 128482624656.

The previous prime is 194120488487. The next prime is 194120488603. The reversal of 194120488503 is 305884021491.

194120488503 is a `hidden beast` number, since 1 + 9 + 41 + 20 + 4 + 88 + 503 = 666.

It is not a de Polignac number, because 194120488503 - 2⁴ = 194120488487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194120488103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77584876 + ... + 77587377.

Almost surely, 2^194120488503 is an apocalyptic number.

194120488503 is a deficient number, since it is larger than the sum of its proper divisors (88293013777).

194120488503 is a wasteful number, since it uses less digits than its factorization.

194120488503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155172398 (or 155172395 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 194120488503 in words is "one hundred ninety-four billion, one hundred twenty million, four hundred eighty-eight thousand, five hundred three".